| petrous part of internal carotid artery | <anatomy, artery> The part of the internal carotid artery in the carotid canal; its branches are carotidotympanic arteries and the artery of the pterygoid canal. Synonym: pars petrosa arteriae carotidis internae, petrous bone. (05 Mar 2000) |
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| petrous part of temporal bone | The part of the temporal bone that contains the structures of the inner ear and the second part of the internal carotid artery; in antenatal life it appears as a separate ossification centre. Synonym: pars petrosa ossis temporalis, periotic bone, petrosal bone, petrous pyramid. (05 Mar 2000) |
| chondropharyngeal part of middle pharyngeal constrictor | See: middle constrictor muscle of pharynx. Synonym: pars chondropharyngea musculi constrictoris pharyngea medii. (05 Mar 2000) |
| ciliary part of retina | ciliary part of retina |
| clavicular part of pectoralis major muscle | pars clavicularis musculi pectoralis majoris, clavicular head of pectoralis major |
| mobile part of nasal septum | The anterior movable part of the nasal septum formed by the medial crus of the greater alar cartilage on each side. Synonym: pars mobilis septi nasi, septum mobile nasi. (05 Mar 2000) |
| coccygeal part of spinal cord | The terminal part of the spinal cord consisting of the three coccygeal segments of the spinal cord from which the three pairs of coccygeal nerves originate. Synonym: pars coccygea medullae spinalis, segmenta medullae spinalis coccygea. (05 Mar 2000) |
| cochlear part of vestibulocochlear nerve | <anatomy, nerve> The cochlear part of the acoustic (8th cranial) nerve. The cochlear nerve fibres originate from neurons of the spiral ganglion and project peripherally to cochlear hair cells and centrally to the cochlear nuclei of the brainstem. They mediate the sense of hearing. (12 Dec 1998) |
| pigmented part of retina | pigmented part of retina |
| muscular part of interventricular septum of heart | The thick muscular portion which comprises most of the interventricular septum of the heart. Synonym: pars muscularis septi interventricularis cordis, septum musculare ventriculorum. (05 Mar 2000) |
| convoluted part of kidney lobule | Proximal and distal convoluted tubules and the associated renal corpuscles supplied by branches of the interlobular arteries. Synonym: labyrinthus, pars convoluta lobuli corticalis renis, labyrinth, Ludwig's labyrinth, renal labyrinth. (05 Mar 2000) |
| corneoscleral part of trabecular reticulum | The anterior part of the trabecular reticulum, located between the sinus venosus sclerae, the scleral spur, and the posterior limiting membrane of the cornea. Synonym: pars corneoscleralis reticuli trabecularis. (05 Mar 2000) |
| cortical part | cortical part |
| cortical part of middle cerebral artery | <anatomy, artery> See: middle cerebral artery. Synonym: pars corticalis arteriae cerebralis mediae. (05 Mar 2000) |
| costal part of diaphragm | The part of the diaphragm that arises from the inner aspect of the lower six costal cartilages and the lower four ribs and inserts on the anterolateral part of the central tendon. Synonym: pars costalis diaphragmatis. (05 Mar 2000) |